NASA's James Webb Space Telescope Primary Mirror Fully Assembled via NASA https://t.co/5Ke2woajDH

NASA's James Webb Space Telescope Primary Mirror Fully Assembled via NASA https://t.co/5Ke2woajDH

— John Prieto (@prietoj) February 4, 2016

from Twitter https://twitter.com/prietoj

February 04, 2016 at 10:21AM
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